Home / 4,482.28-6,181.30-3,418.19

Finding the Fourth Proportional to 4,482.28, 6,181.30 and 3,418.19

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Solution

The fourth proportional to 4,482.28, 6,181.30 and 3,418.19 is: 4,713.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.28 : 6,181.30 = 3,418.19 : x
  2. Step 2: Convert to fraction form
    4,482.28/6,181.30 = 3,418.19/x
  3. Step 3: Cross multiply
    4,482.28x = 6,181.30 × 3,418.19
  4. Step 4: Simplify right side
    4,482.28x = 21,128,857.85
  5. Step 5: Solve for x
    x = 21,128,857.85/4,482.28
  6. Step 6: Final answer
    x = 4,713.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.